121691557

素因数分解:

${\mathrm{13}}^1\times {\mathrm{37}}^1\times {\mathrm{431}}^1\times {\mathrm{587}}^1$

素因数の和:1068

約数の個数: 16

約数和(自身を含む): 135136512

約数和(自身を除く): 13444955

約数列:

[1, 13, 37, 431, 481, 587, 5603, 7631, 15947, 21719, 207311, 252997, 282347, 3288961, 9360889, 121691557]

約数ペア:

[(1, 121691557), (13, 9360889), (37, 3288961), (431, 282347), (481, 252997), (587, 207311), (5603, 21719), (7631, 15947)]